diff --git a/src/core/ddsc/tests/loan.c b/src/core/ddsc/tests/loan.c
index 5e12d84..2b822c7 100644
--- a/src/core/ddsc/tests/loan.c
+++ b/src/core/ddsc/tests/loan.c
@@ -110,6 +110,7 @@ CU_Test (ddsc_loan, success, .init = create_entities, .fini = delete_entities)
   CU_ASSERT_FATAL (result == DDS_RETCODE_OK);
   /* return resets buf[0] (so that it picks up the loan the next time) and zeros the data */
   CU_ASSERT_FATAL (ptrs[0] == NULL);
+  assert (ptr0copy != NULL); /* clang static analyzer */
   CU_ASSERT_FATAL (memcmp (ptr0copy, zeros, sizeof (s)) == 0);
 
   /* read 3, return: should work fine, causes realloc */
@@ -121,6 +122,7 @@ CU_Test (ddsc_loan, success, .init = create_entities, .fini = delete_entities)
   result = dds_return_loan (reader, ptrs, n);
   CU_ASSERT_FATAL (result == DDS_RETCODE_OK);
   CU_ASSERT_FATAL (ptrs[0] == NULL);
+  assert (ptr0copy != NULL); /* clang static analyzer */
   CU_ASSERT_FATAL (memcmp (ptr0copy, zeros, 3 * sizeof (s)) == 0);
 
   /* read 1 using loan, expecting to get the same address (no realloc needed), defer return.
@@ -145,6 +147,7 @@ CU_Test (ddsc_loan, success, .init = create_entities, .fini = delete_entities)
   {
     const struct RoundTripModule_DataType *a = ptrs[0];
     const struct RoundTripModule_DataType *b = ptrs2[0];
+    assert (a != NULL && b != NULL); /* clang static analyzer */
     CU_ASSERT_FATAL (a->payload._length == b->payload._length);
     CU_ASSERT_FATAL (a->payload._buffer != b->payload._buffer);
     CU_ASSERT_FATAL (a->payload._buffer[0] == b->payload._buffer[0]);
@@ -164,6 +167,7 @@ CU_Test (ddsc_loan, success, .init = create_entities, .fini = delete_entities)
 
   //This should be a use-after-free
   //CU_ASSERT_FATAL (memcmp (ptr0copy, zeros, sizeof (s)) == 0);
+  (void) ptr0copy;
 }
 
 CU_Test (ddsc_loan, take_cleanup, .init = create_entities, .fini = delete_entities)
diff --git a/src/core/ddsi/src/ddsi_serdata_pserop.c b/src/core/ddsi/src/ddsi_serdata_pserop.c
index a3df6d2..1796497 100644
--- a/src/core/ddsi/src/ddsi_serdata_pserop.c
+++ b/src/core/ddsi/src/ddsi_serdata_pserop.c
@@ -213,6 +213,7 @@ static struct ddsi_serdata *serdata_pserop_from_sample (const struct ddsi_sertop
     const size_t size4 = (size + 3) & ~(size_t)3;
     struct ddsi_serdata_pserop *d = serdata_pserop_new (tp, kind, size4, &header);
     assert (tp->ops_key == NULL || (size >= 16 && tp->memsize >= 16));
+    assert (d->data != NULL); // clang static analyzer
     memcpy (d->data, data, size);
     memset (d->data + size, 0, size4 - size);
     d->pos = (uint32_t) size;